Semaglutide (Ozempic/Wegovy)
GLP-1 receptor agonist analogue. GLP-1 Receptor Agonist, incretin mimetic.
This page describes what Semaglutide (Ozempic/Wegovy) is and its known risks. It is not medical advice and not a guide to using it. Many of these substances are prescription-only or illegal to use without a prescription. Speak to a doctor.
- Class
- GLP-1 Receptor Agonist
- Legal status
- Prescription only
- Half-life
- ~7 days
- Liver strain
- Low
- Kidney strain
- Low
- Converts to estrogen
- None
- Suppresses natural hormones
- Not typically
Medical uses
- Type 2 diabetes
- Chronic weight management (obesity)
What it does in the body
Metabolic
- Significant appetite suppression
- Slowed gastric emptying
- Fat loss (substantial, well-documented)
- Improved insulin sensitivity
Forms, half-life and detection
| Form | Half-life | Reported detection window |
|---|---|---|
| Injectable (Subcutaneous) | ~7 days | Not typically tested |
Side effects and health risks
Gastrointestinal
- Nausea (very common)
- Vomiting
- Diarrhea or constipation
- Reduced appetite (can be excessive)
Musculoskeletal
- Lean muscle loss if protein/training inadequate during rapid weight loss
Other
- Gallbladder issues (rare)
- Pancreatitis risk (rare)
- Possible thyroid C-cell tumor risk (animal studies, boxed warning)
Blood tests worth monitoring
From its known properties, these are the markers doctors commonly check. Getting blood work before, during and after is how problems are caught early.
- Affects blood sugar handling: Glucose (Fasting), HbA1c
Related compounds
Questions
What is the half-life of Semaglutide (Ozempic/Wegovy)?
About ~7 days. Half-life is the time for the level in the blood to fall by half.
How long is Semaglutide (Ozempic/Wegovy) detectable?
Testing windows of Not typically tested are reported, depending on the test and the person.
Is Semaglutide (Ozempic/Wegovy) legal?
Prescription only. Laws differ by country and change; check the rules where you live.
What blood tests matter with Semaglutide (Ozempic/Wegovy)?
Based on its properties, these markers are commonly monitored: Glucose (Fasting) and HbA1c. A doctor can order and interpret them.
What are the side effects of Semaglutide (Ozempic/Wegovy)?
Gastrointestinal: nausea (very common), vomiting and diarrhea or constipation. Musculoskeletal: lean muscle loss if protein/training inadequate during rapid weight loss. Other: gallbladder issues (rare), pancreatitis risk (rare) and possible thyroid c-cell tumor risk (animal studies, boxed warning).
For information only, not medical advice. MyoStats is a tracking tool used at your own discretion. Speak to a doctor before changing your training, diet, medication or anything you take.